| Downham Market to Idar-Oberstein | 360.10 mi (579.52 km) |
| Downham Market to Idstein | 377.19 mi (607.03 km) |
| Downham Market to Illertissen | 522.66 mi (841.14 km) |
| Downham Market to Illingen | 365.23 mi (587.79 km) |
| Downham Market to Ilmenau | 469.99 mi (756.38 km) |
| Downham Market to Ilsede | 412.87 mi (664.45 km) |
| Downham Market to Ilsenburg | 438.13 mi (705.10 km) |
| Downham Market to Ilsfeld | 457.45 mi (736.19 km) |
| Downham Market to Ilvesheim | 415.48 mi (668.65 km) |
| Downham Market to Immenstadt im Allgau | 556.62 mi (895.80 km) |
| Downham Market to Ingelheim | 377.41 mi (607.39 km) |
| Downham Market to Ingolstadt | 550.24 mi (885.53 km) |
| Downham Market to Iserlohn | 320.65 mi (516.03 km) |
| Downham Market to Isernhagen-Sud | 397.93 mi (640.40 km) |
| Downham Market to Ismaning | 580.49 mi (934.21 km) |
